/*
 * Copyright 2023 AntGroup CO., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */

package com.antgroup.geaflow.dsl.runtime.command;

import com.antgroup.geaflow.dsl.runtime.QueryContext;
import com.antgroup.geaflow.dsl.runtime.QueryResult;
import com.antgroup.geaflow.dsl.util.StringLiteralUtil;
import org.apache.calcite.sql.SqlNode;
import org.apache.calcite.sql.SqlSetOption;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class SetCommand implements IQueryCommand {

    private static final Logger LOGGER = LoggerFactory.getLogger(SetCommand.class);

    private final SqlSetOption sqlSetOption;

    public SetCommand(SqlSetOption sqlSetOption) {
        this.sqlSetOption = sqlSetOption;
    }

    @Override
    public QueryResult execute(QueryContext context) {
        String key = StringLiteralUtil.toJavaString(sqlSetOption.getName());
        String value = StringLiteralUtil.toJavaString(sqlSetOption.getValue());
        context.putSetOption(key, value);
        LOGGER.info("set '{}' to '{}'", key, value);
        return new QueryResult(true);
    }

    @Override
    public SqlNode getSqlNode() {
        return sqlSetOption;
    }
}
